java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:38:51,027 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:38:51,037 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:38:51,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:38:51,050 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:38:51,051 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:38:51,052 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:38:51,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:38:51,057 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:38:51,058 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:38:51,059 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:38:51,059 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:38:51,060 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:38:51,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:38:51,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:38:51,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:38:51,066 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:38:51,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:38:51,077 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:38:51,078 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:38:51,079 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:38:51,081 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:38:51,081 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:38:51,081 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:38:51,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:38:51,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:38:51,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:38:51,087 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:38:51,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:38:51,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:38:51,089 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:38:51,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:38:51,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:38:51,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:38:51,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:38:51,091 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 17:38:51,108 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:38:51,108 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:38:51,108 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:38:51,108 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:38:51,109 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:38:51,109 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:38:51,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:38:51,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:38:51,111 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:38:51,111 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:38:51,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:38:51,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:38:51,112 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:38:51,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:38:51,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:38:51,112 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:38:51,113 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:38:51,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:38:51,113 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:38:51,114 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:38:51,114 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:38:51,157 INFO ]: Repository-Root is: /tmp [2018-06-22 17:38:51,170 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:38:51,173 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:38:51,175 INFO ]: Initializing SmtParser... [2018-06-22 17:38:51,175 INFO ]: SmtParser initialized [2018-06-22 17:38:51,176 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 [2018-06-22 17:38:51,177 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 17:38:51,272 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 unknown [2018-06-22 17:38:51,798 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 [2018-06-22 17:38:51,803 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:38:51,813 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:38:51,813 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:38:51,813 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:38:51,813 INFO ]: ChcToBoogie initialized [2018-06-22 17:38:51,816 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:51,932 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51 Unit [2018-06-22 17:38:51,932 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:38:51,933 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:38:51,933 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:38:51,933 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:38:51,973 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:51,973 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:51,985 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:51,986 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:52,009 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:52,010 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:52,013 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... [2018-06-22 17:38:52,017 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:38:52,018 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:38:52,018 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:38:52,018 INFO ]: RCFGBuilder initialized [2018-06-22 17:38:52,019 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 17:38:52,033 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:38:52,034 INFO ]: Found specification of procedure False [2018-06-22 17:38:52,034 INFO ]: Found implementation of procedure False [2018-06-22 17:38:52,034 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:38:52,034 INFO ]: Found specification of procedure state [2018-06-22 17:38:52,034 INFO ]: Found implementation of procedure state [2018-06-22 17:38:52,034 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:38:52,034 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:38:52,034 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:38:52,375 INFO ]: Using library mode [2018-06-22 17:38:52,376 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:38:52 BoogieIcfgContainer [2018-06-22 17:38:52,376 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:38:52,377 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:38:52,377 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:38:52,384 INFO ]: TraceAbstraction initialized [2018-06-22 17:38:52,384 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:38:51" (1/3) ... [2018-06-22 17:38:52,385 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a68c031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:38:52, skipping insertion in model container [2018-06-22 17:38:52,385 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:38:51" (2/3) ... [2018-06-22 17:38:52,386 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a68c031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:38:52, skipping insertion in model container [2018-06-22 17:38:52,386 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:38:52" (3/3) ... [2018-06-22 17:38:52,388 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:38:52,398 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:38:52,408 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:38:52,459 INFO ]: Using default assertion order modulation [2018-06-22 17:38:52,459 INFO ]: Interprodecural is true [2018-06-22 17:38:52,459 INFO ]: Hoare is false [2018-06-22 17:38:52,459 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:38:52,460 INFO ]: Backedges is TWOTRACK [2018-06-22 17:38:52,460 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:38:52,460 INFO ]: Difference is false [2018-06-22 17:38:52,460 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:38:52,460 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:38:52,490 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:38:52,503 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:38:52,503 INFO ]: Found error trace [2018-06-22 17:38:52,504 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:38:52,504 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:38:52,509 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:38:52,511 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:38:52,512 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:38:52,559 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:38:52,559 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:38:52,559 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:38:52,661 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:38:52,980 WARN ]: Spent 100.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-22 17:38:52,982 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:38:52,986 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:38:52,986 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:38:52,988 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:38:53,004 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:38:53,004 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:38:53,007 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:38:53,168 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:38:53,168 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:38:53,169 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:38:53,170 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:38:53,171 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:38:53,184 INFO ]: With dead ends: 13 [2018-06-22 17:38:53,184 INFO ]: Without dead ends: 13 [2018-06-22 17:38:53,186 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:38:53,198 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:38:53,223 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:38:53,225 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:38:53,225 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:38:53,227 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:38:53,227 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:38:53,227 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:38:53,227 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:38:53,227 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:38:53,228 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:38:53,228 INFO ]: Found error trace [2018-06-22 17:38:53,228 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:38:53,228 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:38:53,229 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:38:53,229 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:38:53,229 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:38:53,230 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:38:53,230 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:38:53,231 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:38:53,318 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:38:53,980 WARN ]: Spent 387.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2018-06-22 17:38:54,055 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:38:54,055 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:38:54,055 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:38:54,064 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:38:54,195 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:38:54,208 INFO ]: Computing forward predicates... [2018-06-22 17:38:54,546 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:38:54,552 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:39:42,151 INFO ]: Timeout while computing interpolants [2018-06-22 17:39:42,352 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:39:42,352 WARN ]: Verification canceled [2018-06-22 17:39:42,356 WARN ]: Timeout [2018-06-22 17:39:42,356 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:39:42 BoogieIcfgContainer [2018-06-22 17:39:42,356 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:39:42,357 INFO ]: Toolchain (without parser) took 50553.44 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 245.3 MB in the beginning and 1.2 GB in the end (delta: -958.7 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 17:39:42,358 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:39:42,358 INFO ]: ChcToBoogie took 118.99 ms. Allocated memory is still 309.9 MB. Free memory was 245.3 MB in the beginning and 242.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:39:42,359 INFO ]: Boogie Preprocessor took 84.64 ms. Allocated memory is still 309.9 MB. Free memory was 242.3 MB in the beginning and 240.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:39:42,359 INFO ]: RCFGBuilder took 358.37 ms. Allocated memory is still 309.9 MB. Free memory was 240.3 MB in the beginning and 211.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:39:42,365 INFO ]: TraceAbstraction took 49978.62 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 211.3 MB in the beginning and 1.2 GB in the end (delta: -992.7 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 17:39:42,368 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 118.99 ms. Allocated memory is still 309.9 MB. Free memory was 245.3 MB in the beginning and 242.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 84.64 ms. Allocated memory is still 309.9 MB. Free memory was 242.3 MB in the beginning and 240.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 358.37 ms. Allocated memory is still 309.9 MB. Free memory was 240.3 MB in the beginning and 211.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 49978.62 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 211.3 MB in the beginning and 1.2 GB in the end (delta: -992.7 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 49.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3_e2_2236_e3_2657.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-39-42-381.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3_e2_2236_e3_2657.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-39-42-381.csv Completed graceful shutdown